Sie sollten ein anonymes pl/sql
schreiben Block, der ref cursors
zurückgibt .
Versuchen Sie dies in ADO.NET
:
oraConnection = new OracleConnection();
da = new OracleDataAdapter();
ds = new DataSet();
oraConnection.ConnectionString = "Data Source=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=172.20.10.8)(PORT=1521))(CONNECT_DATA=(SID=orcl12c)));";
cmdText = "begin open :1 for select * from adr; open :2 for select * from person; end;";
cmd = new OracleCommand();
cmd.CommandText = cmdText;
cmd.Connection = oraConnection;
cmd.CommandType = CommandType.Text;
OracleParameter refcur1 = cmd.Parameters.Add("Refcur", OracleDbType.RefCursor);
refcur1.Direction = ParameterDirection.Output;
OracleParameter refcur2 = cmd.Parameters.Add("Refcur", OracleDbType.RefCursor);
refcur2.Direction = ParameterDirection.Output;
da.SelectCommand = cmd;
da.Fill(ds);